расколо́ть

Very rarely used word (top 20,000)

Verb aspects

Imperfective (ongoing or repeatedly):

cleave

Perfective (completed or one-time):

to divide; to split apart

У тебя есть чем расколо́ть э́ти оре́хи?Have you got something to crack these nuts?
Она расколо́ла гре́цкий оре́х зуба́ми.She cracked the walnut with her teeth.

Note: Stress change.

Imperative
ты	расколи́
вы	расколи́те

Active present
Active past	расколо́вший	someone who was doing
Passive present
Passive past	раско́лотый	something which was being done
Gerund present
Gerund past	раско́лов расколовши	while doing (past)